Life — March 18, 1920 — page 2: what you’re looking at

What you’re looking at

# Michelin Tire Advertisement Analysis This is **not a political cartoon but a commercial advertisement** for Michelin tires, appearing in Life magazine (circa 1920s based on styling). The ad promotes Michelin's innovative ring-shaped inner tube design. It explains that while inflated inner tubes are longer around their outer circumference than inner circumference (a counterintuitive geometric fact), Michelin's solution—making the tube ring-shaped like the tire casing—eliminates tension and compression problems competitors face. The cartoon figure is **Bibendum, Michelin's famous mascot** (the "Michelin Man"), shown for scale comparison. This is straightforward product advertising emphasizing engineering innovation, not satire.